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Cheap flights from San Antonio (SAT) to Seattle (BFI)

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from San Antonio (SAT) to Seattle (BFI)

How to find the cheapest flight from San Antonio (SAT) to Seattle (BFI)
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How to find the cheapest flight from San Antonio (SAT) to Seattle (BFI)
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How to find the cheapest flight from San Antonio (SAT) to Seattle (BFI)
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Cheap flights from San Antonio to Seattle in September , October 2026

30 Sep - 30 Oct $ 1,141.00
SAT
San Antonio
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
SAT
San Antonio
Pick dates
30 Sep - 30 Oct $ 1,210.00
SAT
San Antonio
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
SAT
San Antonio
Pick dates
30 Sep - 30 Oct $ 1,220.00
SAT
San Antonio
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
SAT
San Antonio
Pick dates

One-way flights to Seattle from San Antonio

8:20 PM - 9:25 PM
Air Excursions
3 Stops
27h 55m
SAT - BFI
$ 767
Kiwi
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8:56 PM - 9:25 PM
Air Excursions
3 Stops
27h 19m
SAT - BFI
$ 835
Kiwi
Pick dates
8:20 PM - 4:05 PM
Air Excursions
3 Stops
22h 35m
SAT - BFI
$ 846
Kiwi
Pick dates

How to find the cheapest flight from San Antonio (SAT) to Seattle (BFI)

Related info for your journey
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How to find the cheapest flight from San Antonio (SAT) to Seattle (BFI)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from San Antonio (SAT) to Seattle (BFI)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.